diff --git a/src/pypungi/__init__.py b/src/pypungi/__init__.py
index 67b03419..8d8c07d7 100644
--- a/src/pypungi/__init__.py
+++ b/src/pypungi/__init__.py
@@ -955,7 +955,7 @@ cost=500
 
         # setup the base command
         mkisofs = ['/usr/bin/mkisofs']
-        mkisofs.extend(['-v', '-U', '-J', '-R', '-T', '-m', 'repoview']) # common mkisofs flags
+        mkisofs.extend(['-v', '-U', '-J', '-R', '-T', '-m', 'repoview', '-m', 'images/boot.iso']) # common mkisofs flags
 
         x86bootargs = ['-b', 'isolinux/isolinux.bin', '-c', 'isolinux/boot.cat', 
             '-no-emul-boot', '-boot-load-size', '4', '-boot-info-table']